Hesitant

I'm rather hesitant about asking him a favor.

I'm a little hesitant to ask a favor of that person.

I'm a little hesitant about asking her for a favor.

Tom is hesitant to visit Mary in the hospital.

Tom is hesitant.

Tom looks hesitant.

Tom was hesitant.

Because stars are only like grains of sand, women are hesitant about astronomy.

Tom seems a little hesitant.

I have to admit I'm a little hesitant about asking Tom for help.