(knitting) Initialism of yarn forward.

(poetic, literary) bathed in moonlight

(transitive) To make an adjective of; to form or convert into an adjective. / (transitive, chiefly as a participle) To characterize with an adjective; to describe by using an adjective.

Examination of a foetus and the amniotic fluid in the lowest part of the amniotic sac using an amnioscope introduced through the cervical canal.