infidel /inˈfi-del or -dl/

1. Someone who rejects a religion, esp Christianity or Islam
2. Loosely, someone who disbelieves in a particular theory, etc

1. Unbelieving
2. Sceptical
3. Disbelieving a religion

infidelˈity noun

1. Lack of faith or belief
2. Disbelief in religion
3. Unfaithfulness, esp in marriage
4. An instance of this
5. Treachery

• noshery
• noshes
• noshing
• no shit
• no-show
• no-shows
• nosh-up
• nosh-ups
• no-side
• no-sides
• nosier
• radicchio
• radicchios
• radicel
• radicellose
• radicels
• radices
• radicicolous
• radiciform
• radicivorous
• radicle
• radicles
• radicular
• radicule
• radicules