Orthography
You are missing a letter h, so the correct spelling is fuschia.
Ambitiously
The correct spelling for the word "I" is simply the letter "I."
bicarbonate
The correct spelling is, indeed, "pronounce."
That is the correct spelling of "phonics" (learning spelling through letter sounds).
anonymously
experienced
Stationery is the singular and plural spelling. I wrote my letter on perfumed stationery.
The correct spelling is 'thirteen'.
The correct spelling of the Greek letter is "omega".
It is silent