Add a letter to the beginning of a word meaning "to speak" & you get this word meaning to speak indistinctly
Mutter
"Et tu, Brutus?"
Julius Caesar
The colour of the stars on the US flag
White
A woman whose spouse has died and who has not married again
Widow
The group name for DC's collection of the World's greatest superheroes
The Justice League
Add a letter into a verb meaning to study hastily for a test & you get this dairy product
Cream
"To be or not to be, that is the question"
Hamlet
The country whose flag is the Union Jack
The United Kingdom
As per singer Petula Clark, the place you can always go "When you're alone and life is making you lonely"
Downtown
Thor's home planet
Asgard
Add a letter to a fold-up bed & it becomes a male foal
Colt
"I'm gonna make him an offer he can't refuse"
Marlon Brando / Vito Corleone
The symbols represented on the USSR flag
Hammer and sickle
A word that refers to uneasy embarrassment, lacking physical grace or coordination, or being difficult to deal with, handle, or use.
Awkward
Superman's birth name
Kal-El
Add a letter to a 4 on the pH scale to get a description of a nasty smell
Acrid
"What doesn't kill us makes us stronger"
Freidrich Nietzche
National flag that features a shipwreck
Bermuda
To take back, remove, or pull away from something
Withdraw
The villain two-face was formerly known by this name
Harvey Dent
Add a letter to the term for your mom's sister to get a jeering insult
Taunt
"I think therefore I am"
Rene Descartes
The most common colour used in flags
Red
A family of songbirds found around the world on all continents
Swallow
The alter ego of superhero Ben Grimm
The Thing