くゆらす

く

ゆ

ら

す

くゆらす · godan verb (-su)

Meanings

godan verb (-su), transitive verb

usually written using kana alone

Used for leisurely smoking a pipe or cigarette, or burning incense to enjoy the fragrance. Often implies savoring the smoke or scent.

吸すう
吸う is the general verb for 'to smoke' or 'to inhale'. くゆらす is more literary and emphasizes the act of letting smoke drift or savoring it.
燻くすぶる
燻る means 'to smolder' or 'to smoke' intransitively. くゆらす is the transitive counterpart, meaning to cause something to smoke or smolder.

くゆらすUsage87%
Usually written in kana. The kanji spellings 燻らす and 薫らす exist but are rare.
燻くゆらすUsage13%
Rare kanji form. 燻 carries a meaning of smoldering or smoking.
薫くゆらす
rarely-used kanji form
Rare kanji form. 薫 suggests fragrance, but this spelling is seldom used.

The transitive verb corresponding to くゆる, “to smolder or give off smoke,” formed with the transitive or causative ending す.