You're taking a lot for granted.
Mushi ga yosugiru.
insect; bug; cricket; moth; worm
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
good; excellent; fine; nice; pleasant; agreeable; sufficient (can be used to turn down an offer); ready; prepared; profitable (e.g. deal, business offer, etc.); beneficial; OK
Readings: チュウ、 キ、 むし
Meanings: insect, bug, temper