tread upon (English, verb)
expansion: tread upon (third-person singular simple present treads upon, present participle treading upon, simple past trod upon, past participle trodden upon)
Senses:
glosses: Alternative form of tread on.
tags: alt-of
alternative
transitive
Forms:
form: treads upon
tags: present
singular
third-person
form: treading upon
tags: participle
present
form: trod upon
tags: past
form: trodden upon
tags: participle
past