sevenish
Roughly seven o'clock
Sevenish means approximately seven, usually referring to time: I'll be there around sevenish.
The -ish suffix softens the precision, signaling flexibility of about fifteen to thirty minutes either way.
The same pattern works with other numbers: fiveish, noonish.
approximately
Close but not exact
nearly · almost · more-or-less · ballpark · circa · nigh · practically · loosely · ish · thereabouts
twilight
Light after sunset
supper · nightfall · gloaming · eventide · crepuscular · lamplight · dimming · homecoming · wind-down · relaxation
seven, seventh, seventy, seventeen, seventeenth, seventies, seventieth, sevens, sevenfold