The word can justifiably be spelt either "consignor" or "consigner" - as long as you remain consistent throughout the passage, both are equally acceptable.
Omelette IS the preferred spelling.
pajamas (American preferred spelling) pyjamas (British preferred spelling)
The usual spelling is judgment. The spelling judgement is the less-used variant.
lacy
likeable
Omelette IS the preferred spelling.
consignor
pajamas (American preferred spelling) pyjamas (British preferred spelling)
The relationship between the Consignor and the Consignee is that of a principal and agent.
The usual spelling is judgment. The spelling judgement is the less-used variant.
lacy
likeable
The spelling usages are both "cigarette" (the preferred modern spelling) and "cigaret".
Either gray or grey are correct spellings. Grey with an e is the spelling preferred by the British, where gray with the letter a is the preferred spelling by Americans.
An American spelling is a spelling of an individual work such as is preferred in the United States as opposed to the United Kingdom or elsewhere.
That is the UK spelling (e.g. cancer) - "tumour". The preferred US spelling is "tumor".
Both spellings are correct, but "vigor" is the preferred spelling in American English, while "vigour" is the preferred spelling in British English.