General Adjectives:
* Afraid: feeling fear or apprehension
* Airy: light and airy, like a breeze
* Braidy: resembling braids, with interwoven strands
* Cray: brightly colored, like crayons
* Dray: used to describe a type of cart or wagon
* Gray: having the color of lead or ash
* Hay: relating to dried grass used as animal feed
* Lay: positioned in a flat, horizontal position
* May: expressing possibility or permission
* Play: relating to games or amusement
* Say: to speak or utter words
* Stray: wandering or lost, not belonging to a group
* Way: denoting a path or route
* Yay: expressing joy or excitement
More Specific Adjectives:
* Astray: lost or wandering from the correct path
* Awaiting: looking forward to or expecting something
* Conveying: expressing or communicating a message
* Displaying: showing or presenting something clearly
* Essaying: attempting or trying to do something
* Fraying: becoming worn or tattered at the edges
* Graying: turning gray or losing color
* Haying: relating to the process of harvesting hay
* Laying: setting something down or placing it flat
* Paying: giving money for goods or services
* Playing: engaging in games or amusement
* Saying: expressing something verbally
* Slaying: killing or destroying something
* Staying: remaining in a place or condition
* Straying: wandering off course or from the norm
* Wayward: unpredictable or rebellious
* Whimsical: playfully imaginative or unpredictable
Words with "ai" or "ay" that are NOT adjectives:
* Aisle: a passageway between rows of seats
* Bait: something used to attract fish or animals
* Bail: to release someone from custody or to scoop water out of a boat
* Caique: a small Turkish boat
* Chai: a spiced tea
* Fray: a noisy fight or argument
* Gait: a manner of walking or running
* Haiku: a three-line Japanese poem
* Jai: a Hindu greeting
* Malay: relating to Malaysia or its people
* Nay: expressing disagreement or refusal
* Pray: to ask for something from a higher power
* Slay: to kill or destroy something
* Stay: to remain in a place or condition
* Way: a path or route
* Yay: expressing joy or excitement
This is just a sample; there are many more words with "ai" or "ay" in them. I hope this helps!