Twetcher Twetchian Twetchling all of them could be used co…

Twetch ·

Twetcher
Twetchian
Twetchling

all of them could be used concurrently.

Each has a different feel.
Twetcher - in general
Twetchian - a devoted twetcher
Twetchling - a newbee, young twetcher on his way to becoming a fully developed twetchian.