Seam-Seem | Commonly Confused Words

Seam

/siːm/

A line where two pieces of fabric, material, or edges are connected or sewn together

/siːm/

To appear to exist or be something based on perception or interpretation

It seemed almost too good to be true.'Your fear of him seems greater than your love for me.'The buzzer rang again, seeming more insistent this time.

Seam contains the letter a, like the word stitch, which relates to sewing.
Seem has an ee, similar to appear, reflecting its meaning of how something appears.
Remember that seam is often used in contexts related to sewing or joining, while seem is used in contexts related to appearance or perception.