It may be 'jugar' as in 'playing a game' (jugar un juego) or as 'reproducir' as in 'play a CD' (reproducir un CD)
Translation: You play
"Toco" in Spanish can mean "I touch" (from the verb "tocar") or "I play" (as in playing a musical instrument).
You touch. Or you play (an instrument).
To play an instrument.
you play badly
(he/she/it) plays (you, formal) play
its antes a jugar before we play. or as you wrote it its before play
I think what you mean is "What is the Spanish word for let?" because the word "let" is an English word, not Spanish. The Spanish word for "to let" is permitir. "Let me" is "permítame."
se puede jugar
The basketball
Is a Spanish word meaning to play, game, sport, move or gamble.
(i) (a/the) game (ii) I play Juego el juego de futbol = I play the game of football