Word: watchman
Part of speech: Noun
Syllables: watch
man
Definition: One set to watch; a person who keeps guard, especially one who guards a building, or the streets of a city, by night.
Morphemes:
Affix: watch
Language: en
PoS: Noun
Meaning: The act of guarding and observing someone or something.
Affix: -man
Language: en
PoS: Suffix
Meaning: Someone (possibly implied male) who is an expert in an area or who takes part in an activity.