The beach, at dusk, was extremely sandy.
My aunt had a cat that was named Sandy.
Mom, I'm going to my bed for a rest.
A one syllable word has only one syllable. A ten syllable word has ten. There are no one syllable words with ten syllables.
one syllable
That's not a thing. But a ten-syllable word might be considered decasyllabic.
The word "attention" can be syllabicated as at-ten-tion. It has three syllables, with the first syllable "at," the second syllable "ten," and the third syllable "tion."
Ten
The accented syllable in the word "pretend" is the second syllable, pronounced "ten."
for got ten
ten-syllable line
of-ten
In the word "molten," the unstressed syllable is the second syllable, "ten." In English pronunciation, unstressed syllables are typically pronounced with reduced vowel sounds, such as the schwa sound /ə/. In this case, the "o" in "molten" is pronounced as a schwa sound, making it the unstressed syllable in the word.
The accent in the word "tender" is on the first syllable, "ten." This means that this syllable is emphasized when pronouncing the word.