(v5s,vt) to clear
to make clear
to be unruffled
to look unconcerned
to look demure
to look prim
to put on airs
(P)
(v5s,vt) to sharpen
to grind
to whet
to hone
to make keen
(v5s,vt) to observe carefully
to make sure
(v5s,vi) to look unconcerned
to assume a composed look
(exp) to affect a serene mood
affect a serious demeanor
to act prudishly
to assume an air of superiority
(v5s,vt) to sharpen
to grind
to whet
to hone
to make keen
(exp) to listen carefully
to strain one's ears
(v5s,vi) to look unconcerned
to assume a composed look
(v5s,vt) to take careful aim
(v5s,vt) to listen attentively