What's the difference between kirtle and kittle?

Kirtle

Definition:

• (n.) A garment varying in form and use at different times, and worn doth by men and women.

Example Sentences:

Kittle

Definition:

• (v. i.) To bring forth young, as a cat; to kitten; to litter.
• (v. t.) To tickle.
• (a.) Ticklish; not easily managed; troublesome; difficult; variable.

Example Sentences: