Phrasal verbs starting with "base"
4 phrasal verbs use this verb
base off
B2
To use something as the foundation or source of something else (informal/non-standard variant of 'base on').
base off of
B2
To use something as the foundation or model for something else (informal/non-standard, American English).
base on
A2
To use something as the foundation, source, or model for something else.
base upon
B1
To use something as the foundation or grounds for something else (formal variant of 'base on').