Ex: His friendliness was overwhelming.
The word friendly uses a I when it forms the noun, spelled friendliness.
The apparent friendliness of the natives was quite disconcerting, considering the tales of cannibalism we'd previously heard. The physics professor is not known for his friendliness.
her friendliness was contagious. ;P
One possible sentence is: "What is a sentence that uses the word particular?"
His friendliness towards the new colleagues helped them feel welcomed and at ease in the workplace.
It depends on what you are writing, you could say.. 'Jesus had a nature of friendliness.' 'She opened her arms of friendliness' 'Not did she only have a heart of gold, she spoke words of friendliness..' There are many different ways of using friendliness, you should use a thesaurus and use others words that relate to friendliness, as it is quite a hard word to put it sentences.
Your question is itself a sentence which uses the word "could".
This example sentence uses the word 'sentence' in an exemplary fashion.
Here is a descriptive sentence with the word "adorable":Peaches the Poodle stared at me with her bright, hazel-coloured eyes with such friendliness and affection - you just can't have a dog more adorable than that.
Yes it is an abstract noun
Amity is, essentially, friendliness. An example sentence would be: Her amity was such a welcomed and pleasant breath of fresh air.
No, "friendlyness" is not a word in standard English. The correct term to use is "friendliness" to describe the quality of being friendly.