About this phrase
“Sister” in morse is six letters, 13 symbols — a lightweight phrase that sits well on a delicate bracelet or a small pendant. The most popular sisterhood jewelry phrase after ‘love’.
Cultural context
'Sister' in English spans biological kinship, religious sisterhood (nuns, sorority members), and the broader feminist 'sisterhood' of political solidarity that the women's liberation movement of the 1970s elevated into a movement term. As a jewelry motif, 'sister' is primarily biological — gifted between siblings on birthdays, Christmas, and milestone occasions. Matching morse-code bracelets reading 'SISTER' became popular in the early 2010s alongside the broader matching-jewelry trend, often ordered in pairs so both siblings wear the same word. The low KD reflects very little commercial competition for the exact morse-code angle.
When to gift this phrase
A sister's birthday, Christmas, or holiday gift — particularly as a matching bracelet or necklace set so both siblings wear the piece simultaneously. Strong choice for a bridesmaid gift when the bridesmaid is also a sister, or as a graduation keepsake between siblings. Also works for sorority initiation gifts and chosen-family friendship pieces where 'sister' is the informal address.
When this phrase is the wrong fit
Don't gift 'Sister' to someone who has a difficult or estranged sibling relationship without knowing the word will land warmly. Skip for biological siblings who actively prefer not to use familial labels. Also avoid for very formal occasions where a longer sentiment would be more appropriate.
Variations you might prefer
- sis
- my sister
- sisters forever
How the morse encodes
'SISTER' is 13 elements: S (three dots), I (two dots), S (three dots), T (one dash), E (one dot), R (di-dah-dit). The first half of the word is entirely dot-based — eight dots across S-I-S — before the T dash breaks the pattern with a single firm pulse. The word sounds almost percussive: three taps, two taps, three taps, then one firm stroke.
Most common use cases
- Sister's birthday jewelry
- Matching sibling bracelet set
- Sorority or sisterhood keepsake
Letter-by-letter breakdown
Here is “Sister” spelled out one character at a time, so you can copy it by hand, check a tattoo stencil, or space the beads on a bracelet correctly:
| Letter | Morse |
|---|---|
| S | ... |
| I | .. |
| S | ... |
| T | - |
| E | . |
| R | .-. |
A single space between letters and a slash (/) between words keeps the pattern readable — the most common mistake in engraved and tattooed morse is running the letters together with no gaps.
Three kinds of sister in one word
‘Sister’ carries more registers than most kinship words. There's the biological sister; the religious one (a nun, or a sorority sister); and the political one — the ‘sisterhood’ of solidarity that the women's movement of the 1970s turned into a rallying word. A coded ‘sister’ piece can quietly mean any of the three, and the ambiguity is often the point: it reads as biological between siblings, as chosen-family between close friends who call each other sister, and as solidarity among women who share a cause. The dots and dashes don't specify — the wearer supplies which sisterhood they mean.
The most percussive word in the set
SISTER has a rhythm you can almost drum. Its first half is pure dots — S-I-S is eight of them, three then two then three — a run of light, rapid taps before the T's single dash lands like a knock and breaks the pattern. Keyed aloud it sounds exactly like it reads: tap-tap-tap, tap-tap, tap-tap-tap, knock, then the quick dot-dash-dot of ER to finish. At just 13 elements it's one of the lightest six-letter words in the code, which is why it sits so naturally on a thin chain or a small charm rather than needing a substantial bar.
Made to be worn in pairs
More than almost any other word here, ‘sister’ is ordered in twos. The classic gift is a matching set — the same word, the same beads, one piece each — so two siblings wear identical code on opposite wrists. It works as a birthday or holiday gift between sisters, as a bridesmaid piece when the bridesmaid is also a sister, and as a chosen-family token between friends who've earned the title. If you're commissioning a pair, keep the two pieces bead-identical: the whole charm of a sister set is that laid side by side, they match exactly.
Buy "Sister" in morse
Custom-phrase morse jewelry and prints from independent sellers. Send them this page and they'll match the layout above.
Turn it into something physical
This phrase fits a range of keepsake formats:
- Bracelet mockup — if the phrase is short enough (13 morse symbols here).
- Necklace mockup — best for longer phrases.
- Ring design — only works if the phrase is under about 10 morse symbols.
- Tattoo designer — exports an SVG in three layouts and three weights.
Related phrases
- Brother — -... .-. --- - .... . .-.
- Family — ..-. .- -- .. .-.. -.--
- Love — .-.. --- ...- .
- Warrior — .-- .- .-. .-. .. --- .-.
- Breathe — -... .-. . .- - .... .
- Strength — ... - .-. . -. --. - ....
Frequently asked questions
What is "Sister" in morse code?
"Sister" in international morse code is ... .. ... - . .-..
How long does this phrase take to send?
At 15 WPM this phrase takes about 1.4 seconds to transmit. You can hear it at any speed between 5 and 40 WPM by pressing Play above.
Can I put "Sister" on a bracelet or necklace?
Yes — use our bracelet or necklace mockup tool to preview how it will look as beads, then screenshot and send to a jeweler or an Etsy seller specializing in morse pieces.
What is SISTER in morse code?
SISTER is ... .. ... - . .-. — six letters, 13 elements, opening on eight rapid dots through S-I-S before the T's single dash.
What's a good morse gift for two sisters?
A matching pair reading SISTER (... .. ... - . .-.) — identical beads and spacing on both pieces, one for each sibling, so they line up exactly when worn together.