introit /in-trōˈit, inˈ or -troit/

1. The anthem sung at the beginning of Mass, immediately after the Confiteor, and when the priest has ascended to the altar (RC)
2. In other churches, an introductory hymn, psalm or anthem

intrōˈitus noun

1. An entrance to a cavity or hollow organ, eg the vagina (anatomy)
2. An introit

• first-time
• first water
• First World
• first year allowance
• firth
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• fir tree
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• firwood
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• FIS
• FISA
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• fisgig
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• fish