At very close range.

plural of mash-up

simple past tense and past participle of play up

Third-person singular simple present indicative form of play up

present participle of play up

(intransitive) To put on a mask, especially a safety mask or a medical facemask.

plural of 2-up

(intransitive, informal) To sleep in the same house, room or bed as someone else.

(transitive, informal) To make more classy or sophisticated

(Canada, US, informal) To double-cross; to betray.