Word: coachmarks
Part of speech: Noun
Syllables: coach
marks
Definition: Plural of coachmark. A highlight or underline etc. indicating part of the user interface, to aid the user in learning how to use the system.
Morphemes:
Affix: coach
Language: en
PoS: Verb
Meaning: To convey in a coach.
Affix: mark
Language: en
PoS: Noun
Meaning: The line indicating an athlete's starting-point.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).