head of household, head of the family

(Internet slang, originally 2channel slang) Alternative form of イヌ (inu, “dog”); doggo

incel

licentiousness / a libertine; an idler / promiscuity; lewdness / a sexually promiscuous person

seclusion; retreat from the world / a recluse; a hermit

(archaic) Synonym of 稲妻 (inazuma, “lightning”) (flash of light)

remarkable ability; incredible talent / (fantasy) supernatural power / ability

see you later (said by a person staying, a stock phrase required by the Japanese etiquette, lit.: (after) going, come back)

行っていらっしゃい: alternative form of いってらっしゃい (itterasshai)

see you later (said by a person leaving, a stock phrase required by the Japanese etiquette, lit.: (after) going, I will come back)