- Their lives were busy and full of amity
- Now again we will bury the hatchet, again
We will burnish the links of our amity's chain. (E. M. Chandler)
- To my native place / Bent upon returning, / Bosom all day burning / To be where my race / Well were known, 'twas much with me / There to dwell in amity. — Thomas Hardy, 'Welcome Home,' in Lyrics Late and Earlier, 1922
I guess this word is not common in everyday English. It is extensively used in titles, ads, websites and similars, as you can easily check by a google search.
PS Not a native speaker
Student or Learner