formy

In a sentence

• Te rzeźby mają różne formy.

  These sculptures have different forms.

  In this sentence, the word 'formy' is used to denote the shapes or configurations of sculptures.

• Musimy nauczyć się form czasowników nieregularnych.

  We need to learn the forms of irregular verbs.

  Here, 'formy' refers to grammatical variations or conjugations of verbs.

• Ta forma ćwiczeń jest bardzo skuteczna.

  This form of exercise is very effective.

  This usage of 'formy' (as 'forma' in singular) indicates a type or method of exercising.