You are thinking of stress being put into syllables. This means you accent a paticular syllable.
first syllable.
I think it would be on the second syllable. However, it is possible that in some dialects, the first syllable would be acceptable, and people may put stress on the first syllable for emphasis.
Deliver has the stress on the second syllable.
The stress syllable in "personalise" is on the second syllable, "son".
The stress syllable in the word "deliver" is the second syllable - "liv."
The stress syllable in "service" is on the first syllable: SER-vice.
The stress syllable of "attractive" is the second syllable - "trac."
The stress syllable of "important" is the second syllable - "por".
The stress syllable in the word "organization" is "ni-".
The stress on a syllable can be called an accent.
The stress is on the second syllable 'tin'
The syllable stress in "relax" is on the second syllable, pronounced as "re-LAX."