Different people have different views on this. Either of the 1st or 2nd syllable is acceptable. Which you choose may be influenced by where you live.
It can be either, depending on whether it's used as a noun or a verb.
Arthropathy is accented on the second syllable.
The first syllable is accented.
Verdict is accented on the first syllable.
The first syllable is accented.
Research is accented on the second syllable.
The accented syllable in "research" is the first syllable, "re".
It can be either, depending on whether it's used as a noun or a verb.
ANSWER FOR is the accented syllable in formidable.
Arthropathy is accented on the second syllable.
The accented syllable in "wanders" is the first syllable, "wan."
The first syllable is accented.
Verdict is accented on the first syllable.
Vitiligo is accented on the third syllable.
The accented syllable in "insert" is the first syllable, which is "in".
The accented syllable in "invade" is the first syllable, "in-".
second accented syllable