"Maganda si Anna. Ang pintas lang sa kanya ay masyado siyang suplada." = Anna is pretty. Her only fault is that she's such a snob.
"Maraming pintas ang maririnig mo pag ginawa mo iyan" = You will hear a lot of negative criticisms if you'll do that.
"Huwag kang pintas nang pintas kasi hindi ka din naman perpekto" = Don't keep on criticizing because you are not perfect either. (Used here as a verb)
This root word can be made an adjective or a verb when affixes, e.g., ma, maka, mai, an, um, ma-an, are added to it.
"MApintas na tao 'yang si John" = That John is a faultfinder. ("Mapintas" is an adjective here and would translate to "faultfinding" - That John is a faultfinding person.)
"Mahilig MAmintas si John" = John is fond of finding faults on others. ("Mamintas" is the infinitive of a subject-focused verb that uses the "ma" prefix. With this prefix, the "p" becomes "m". That might have been done to differentiate it from the adjective form. Conjugation: namintas, namimintas, mamimintas)_
"Kung MAKApintas itong si Jane sa iba, akala mo maganda siya" = With the way Jane finds flaws/defects on others, it's as if she's pretty. ("Makapintas" is a subject-focused verb that means "able to criticize/find fault", but used here to mean "the manner of finding fault")
"Wala kang MAIpipintas sa ugali ni Jake" = You won't be able to/can't say anything bad about Jake's character". ("Maipintas" is a subject-focused verb)
"Honey, hindi kaya ako pintasAN ng mga magulang mo kung hindi ko sila regaluhan sa birthday nila?" = Honey, wouldn't your parents have a low opinion of me (find fault in me) if I don't give them gifts on their birthdays?
"Huwag kang pUMintas/MAmintas kung ayaw mong MApintasAN" = Don't criticize if you don't want to be criticized.
("Pintasan" and "mapintasan" are object-focused verbs)