Operate. I can operate that very simple machine.
The word formed is a verb. It is the past tense of the verb form.
The verb of operation is operate.As in "to operate on something".An example sentence is "we need to operate on his tumour".Or "can you operate the forklift?"
A noun formed from a verb indicating an action of state is called a gerund. Gerunds are formed by adding "-ing" to a verb and can function as a noun in a sentence.
The verb form of 'large' is 'enlarge'.
infinitive
Enlarged.
There is no verb for resident because it is not an action
'Operation' is a noun not a verb, so it cannot have a past tense. A verb related to 'operation' might be operated, in which case the past tense would be be the same: operated. You could convey past tense though by adding did opreate, or had operated, but these are complex past tenses (with two verb forms).
Thief is the noun.It can be formed from the verb thieve.
The future tense.
You create present tense
The word 'sufficiency' is the noun form of the verb to suffice.