Common, Mutual, Reciprocal

1. What is equally related to A., B., (C., &c.), is *common* to them. 2. What A. and B. entertain, feel, do, &c. towards one another, is said to be *mutual*. 3. What A. entertains, feels, does, &c. to B. in return for the same entertained, felt, done, &c. by B. towards him, is said to be *reciprocal*. Thus: 1. A., B., (C., &c.), have a *common* friend X. 2. A. and B. entertain a *mutual* esteem for each other. 3. B. has a regard for A., and A. has a *reciprocal* regard for B. In the passage quoted by Mr. Gatty (Vol. i., p. 440.), I think, with deference to the eminent historian whom he cites,…