Short for 舐めたプレイ (nameta purei).

(gaming, slang) going insultingly easy on an opponent

triumphant, proud / skilled

strong point / triumph / regular customer

to lick / (of flame) to lick / to taste / to experience hardship / to underestimate, to make light of

pride

brag, boast

(gaming, sports) play / (sex) acting out of a fetish; engaging in a fetish

(gaming, sports) to play

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend