They are called "kasenkas"
a cap
Gnats' hats.
upholstery
Yes, "babushka" is a term commonly used to refer to a headscarf that covers the head and is tied under the chin. It is also used to refer to an elderly Russian woman or grandmother.
Kittens mittens
The Russian word for "so" is "так" (tak).
russian word for naughty
The Russian word for wife is "жена" which is pronounced as "zhena."
Замечательно is the Russian word for wonderful.
The the word number in Russian is номер.
мужество is the Russian Word for courage
ранен is the Russian word for "wounded".