entries → 偶爾
TSUMUGU · TOCFL B2 (est.) · 詞
偶爾 word · TOCFL B2 (est.)
偶爾 ＝ 偶 ＋ 爾
ㄡˇ ㄦˇ · ǒuěr
adverb — occasionally, once in a while, now and then

字源 FORM — what the parts do

偶by chance, now and then (偶然)ǒu
爾a classical particle, "thus, so" (爾)ěr
偶爾，偶然的偶，爾後的爾。
關 · Related
偶而ǒuérorthographic twin — 而 swapped in for the particle 爾經常jīngchángoften — the opposite frequency