- if
- immediately
- iff
- inasmuch
- in order that
- in addition to
- in regard
- in case
- inasfar as
- inasmuch as
- in so far as
- if and only if
- if and when
- in that
- if so be
- in the event
- in the event that
- insofar as
- ifen
- iffen
- if'n
Note: these words have been obtained from Wiktionary and have been classified and improved through automated computer linguistics processes.