Yes, the word spinach is stressed on the first syllable.
No, spinach is not a first syllable stressed word. The stress in spinach falls on the second syllable, "spi".
The first syllable in "dangerous" is stressed.
Saunter is stressed on the first syllable.
District is stressed on the first syllable.
The stressed syllable in "injure" is the first syllable "in-".
The stressed syllable in the word "colorful" is the first syllable, "col."
Spinach is stressed on the first syllable. A simple way of testing which syllable is stressed is by saying the word aloud. Look for the syllable that you naturally emphasise more in your speech.
Footprint is stressed on the first syllable.
Captive is stressed on the first syllable.
The first syllable in "dangerous" is stressed.
In the word "lawyer," the first syllable "law" is stressed.
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.
District is stressed on the first syllable.
Saunter is stressed on the first syllable.
The stressed syllable in "injure" is the first syllable "in-".
Accurate is stressed on the first syllable.
Personal is stressed on the first syllable.
The first stressed syllable in "wilderness" is "wild."