threeness

Mane (Îngilîzî)

1. The state of being three; triunity; trinity.
2. A group of three; a trio.
3. The Trinity.

Hevwate

triad

trio

triplet

Werger

tríade

trio

tríada

Dreier

3️⃣

Dreiergruppe

trio

ménage à trois

triolisme

plan à trois

trio

trio

triade

trindade

trio

Wekî (IPA) tê bilêvkirin

/ˈθɹiːnəs/

Etîmolojî (Îngilîzî)

Hevwate bi Middle English: þrinnesse

Hevwate bi Old English: þrīnes

In summary

From three + -ness. Compare Middle English þrinnesse, þrimnesse, þremnesse, þrumnesse (“trinity”, literally “three-ness”), Old English þrīnes, þrinnes (“trinity”, literally “three-ness”).