(idiomatic) Having nothing to say; stunned to the point of speechlessness.

Used other than figuratively or idiomatically: see at, sea. / (idiomatic) In a state of confusion or bewilderment.

(comparable, literally) Free of worries; peaceful. / (not comparable, euphemistic, idiomatic) Dead.

By the actions of (someone).

(idiomatic) At issue, at risk.

Within easy reach; nearby. / Near; soon / (figuratively) Currently receiving attention.

(idiomatic) Upon cursory examination; at a guess.

(figuratively) Unable to agree; opposing.

(informal, idiomatic) Without any hesitation; instantly.

(set phrase, idiomatic) Unable to come closer; at a distance. / (set phrase, idiomatic) Cornered; unable to flee.