보통 + verb: 보통 일곱 시에 일어나요 · also a noun: 보통이에요 (it's average)
usually, normally; ordinary, average (noun)
Example
저는 보통 지하철로 회사에 가요.
I usually go to work by subway.
Word parts
보 general+통 pass through
Literally 'generally passing' — what's common, ordinary.
Related words