English

triyearly

From tri- + yearly.

Formed from tri- + yearly

Proto-Indo-European *tri- ‘three, threefold’

Proto-Italic *tri- ‘three, tri-’

English tri-

Proto-Indo-European *yeh₁r-

…

Proto-West Germanic *jār ‘year’

Old English ġēar ‘year’

Old English ġēarlīċ ‘annual, yearly’

Middle English yeerly

Today it means

adj Three times in a year.

Language periods are conventional ranges, not dates for this word.

Etymograph / triyearly