Word: overdeepen
Part of speech: Verb
Syllables: o
ver
deep
en
Definition: To erode (a basin or valley) far deeper than the thalweg.
Morphemes:
Affix: over-
Language: en
PoS: Prefix
Meaning: surrounding or covering
Affix: deep
Language: en
PoS: Noun
Meaning: The deep part of a lake, sea, etc.
Affix: -en
Language: en
Meaning: inchoative