Elderly.
This is not an idiom. It means exactiy what it says - "advanced" means moved up or moved along, so the person is older.
The idiom "advancing years" refers to getting older or growing old. It implies the passage of time and the aging process.
The word "mature" could be a suitable option for a word that rhymes with "sober" and means older.
No, the sentence "She has almost 30 years experience" does not require an apostrophe after the s in the word years. The word "years" is used as a plural noun in this context, describing the duration of experience, so no apostrophe is needed.
The word that means respect for elders is "veneration".
The word century means 100 years FYI: decade means 10 years
The word meaning 1,000 years is millennium.
A century means 100 years.
submerge
Getting it or Catching on
Piano
Enlarging, growing.
Early (as in getting paid in advance)
A century = 100 years
deteriorating
The word strenghtens means: Strength means like tough but if it is strengthENS that means getting stronger
Ten years