to stop paying attention
注意を払わない (chūi o harawanai)
"He tends to space out during long meetings."
"彼は長い会議中にしばしばぼーっとする。" (Kare wa nagai kaigi-chū ni shibashiba **bōtto suru**.)
to stop communicating with someone
to create the base or starting point for something
something that one is not actively thinking about but is sti...
Something that is very expensive.
a series of events triggered by one event
in one’s innermost feelings