suppletive
adjective/səˈpliːtɪv/
/səˈpliːtɪv/
(linguistics)- used to describe a particular form of a verb when it is not related to the main form of the verb, for example ‘went’ as the past tense of ‘go’
- Some of the verbs have suppletive forms for the past tense.
Check pronunciation:
suppletive