fain

adjective

1. having made preparations; ready to do something.

Similar word(s): willing, disposed, inclined, prepared

2. (archaic) pleased; glad; apt.

- the dog was fain to run around

adverb

1. in a willing manner

- I would fain do it

Similar word(s): gladly, lief

verb

1. (archaic) To be delighted or glad; to rejoice

2. (archaic) To gladden