Word: treadboard
Part of speech: Noun
Syllables: tread
board
Definition: A board to take a person's weight; a tread of a staircase.
Morphemes:
Affix: tread
Language: en
PoS: Noun
Meaning: The horizontal part of a step in a flight of stairs.
Affix: board
Language: en
PoS: Verb
Meaning: To cover with boards or boarding.