пахта

Ба сагча Пахта ном монд, зеро он чун пахта сафед буд.
He called the puppy Cotton, because he was white like cotton.
Аз тухми пахта равған истеҳсол мекунанд.
Oil is produced from cotton seed. (They produce oil from cotton seed.)

Bonus:
пахтачин: cotton picker
пахтачинӣ: cotton picking
пахтакор: cotton farmer
пахтакорӣ: cotton farming
пахтазор: cotton field
пахтагӣ: cotton (adj.), made of cotton
тиллои сафед: white gold; a term used for cotton