Companionship is a related term of friendliness.
As nouns the difference between companionship and friendliness
is that companionship is the state of having or being a companion while friendliness is the quality of being friendly.
companionship
English
Noun
(
en noun)
The state of having or being a companion.
An association, a fellowship.
The state of being a journeyman.
An organized group of people.
References
*
friendliness
English
Noun
(-)
The quality of being friendly.
Synonyms
* affability
* bonhomie
* geniality
* pleasantness
Antonyms
* hostility
Coordinate terms
* See also
* kindness
* good-heartedness
* good-naturedness