Word: whistled
Part of speech: Verb
Syllables: whi
stled
Definition: Simple past tense and past participle of whistle; make whistling sounds
Morphemes:
Affix: whistle
Language: en
PoS: Verb
Meaning: To move in such a way as to create a whistling sound.
Affix: -d
Language: en
PoS: Suffix
Meaning: An empty suffix, perhaps derived from the past-tense suffix above, added in some dialects to the present tense forms of some words which then add an additional -ed in the past tense.