Dear b8rdfeed: men may be irritable and impatient = "testy" but that seems to be a problem
with their "tête" not their testicles.

Dear Bean: I'm sure you could explain the problem with the dimmer switch better than I could.

testy
adj.
3ti[er, 3ti[est 5ME testif < Anglo-Fr < OFr teste, the head < L testa: see TEST16 irritable; touchy; peevish
tes4ti[ly
adv.
tes4ti[ness
n.