Crossword puzzle clue "do some tense work"

Past-tense verb that is the same as its present-tense form minus the fourth and fifth letters

___ tense (verb tense for "walked" and "sang")

Opus ___ (Catholic teaching also called "the Work, work work work work")

Do some tense work?

Work, work, work

Work, work, work

Person who is extremely timid or tense

Have the same tense, e.g.