The second syllable (-bid) is the stressed syllable in forbid.
Forbid is stressed on the second syllable.
Footprint is stressed on the first syllable.
The second syllable (-ta-) is the stressed syllable in potato.
The stressed syllable in the word "contentment" is the second syllable, "tent."
Behave is stressed on the second syllable.
No, "rejoiced" is not a word with a stressed syllable. The stress falls on the second syllable, "joiced."
Tomorrow has a stressed first syllable ("to-") and an unstressed second syllable ("-morrow").
Yes the word orphan has a stressed syllable. Orphan is stressed on the first syllable.
Yes the word language has a stressed syllable. Language is stressed on the first syllable.
Yes the word trophy has a stressed syllable. Trophy is stressed on the first syllable.
Yes, "deliver" is stressed on the second syllable: de-LIV-er.
It is not entirely clear whether you are asking which syllable is stressed or what the first syllable is. The stressed syllable is the first syllable: sev.