It is a great question which Scaliger in his Book, De causts linguae Latinae, whether words be ex thesi, or ad placitum?
But for Compound words they are ex thesi, as first words also in propriety of speech; for we know that speech is the creature of God, yea and that words signifie this or that thing, it is also from the providence of God: so God taught Adam to name the Creatures: and so God wrought the Confusion of Tongues: Now man was to name them, and God by man; because that speech was to be the carrier betwixt man and man.
Again, Man was to be the Lords Steward over his Creatures, and therefore he must know their names; and Adam did name things with reason, and according to his apprehension, which we may see by men now adayes that name things so, as, ac∣cording to their apprehension, they can give a rea∣son thereof. So that words are given with respect to the thing named, and the reason of the things na∣med is in the thing, so that words are not ad placi∣tum; so we give to little things little names, so in English things that are glib have their names run much upon (l) or other semi-vowels: if greater things, then their names run upon grosser let∣ters.
Now the Art of Speech is ars bexe sermocinandi, for that is general both to Grammer and Rhetorick. And the wisdom of God concerning Speech is double, pure, and ornate, and these are in the things, which Rhetorick shewes, in that there is rea∣son in every Trope, and figura teacheth us to figu∣rate the Speech as the thing is; and if it be great,