There is no specific collective noun for 'grown-ups'. Grown-ups is another word for people, the collective noun would be whatever is appropriate for the context of the grown-ups that you're talking about. For example, a council of grown-ups, a team of grown, a crew of grown-ups, a party of grown-ups, a mob of grown-ups, etc.
second syllable : 'UP' 'grown-UP'
The plural of "she" is "they", so the plural of "she had" is "they had".
The plural of rose is roses. The plural possessive is roses'.
The plural of 'bunch' is bunches.The plural of 'ant' is ants.The plural of 'batch' is batches.The plural of 'day' is days.The plural of 'chimney' is chimneys.The plural of 'tomato' is tomatoes.The plural of 'umbrella' is umbrellas.The plural of 'donkey' is donkeys.The plural of 'sky' is skies.The plural of 'foot' is feet.The plural of 'show' is shows.
applied is does not have a plural but is apply it does have a plural.
you tickle a grownup by asking his/her mom where his tickle spot is
Grownup is stressed on the first syllable.
thrownup
no
Teacher, definitely.
Grown 1. up 2.
a grownup
green flys
15
no it is not.
Adult teeth, or the secondary teeth.
Mathew Broderick