about, approximately

contract, promise / to contract, to shorten / approximately, roughly

relationship, relation / involvement, participation / personal connection, family relationship / romantic relationship

be related / be romantically involved

interval / during

while; during

interval / space / time / room / gap / pause

space; interval; among; between / extent; scope / hidden; invisible / Alternative spelling of 閑 (kan, “free time”)

suffixes some expressions of time to tell duration rather than time or date

between / intervening space / interval / gap / pause