SECTION 22. OBSERVATION. 301 



able. Postfixes play, of course, a complimentary part in the formation 

 of words. Many thousands of words owe thus their signification to affixes. 

 The Latin verb vertere (vertere, verti, versum) supplies us through this 

 channel with nearly three hundred words. Here is an almost complete 

 list: 



versatile, versatility ; verse, verses, versicle, versicles; versify, versified, 

 versifying, versification, versifications, versifier, versifiers; versed; version, 

 versions; vertebra, vertebrae; vertebrate, vertebrate, vertebrates, inverte- 

 brate, invertebrates; vertex, vertices, vertical, vertically, verticalness; 

 vertigo, vertiginous; vortex, vortices, vortical. 



avert, averted, averting, aversion, aversions; averse, aversely, averseness. 



advert, adverted, adverting, adverting ; adverse, adversely, adverseness ; 

 adversary, adversaries; adversity; adversative, advertence, advertency; 

 inadvertent, inadvertently, inadvertence; advertise, advertised, advertising, 

 advertisement, advertisements, advertiser, advertisers. 



animadvert, animadverted, animadverting, animadversion, animad- 

 versions. 



convert, converted, converting, conversion, conversions; convertible, 

 convertibility; unconverted, inconvertible, inconvertibility; convert, con- 

 verts; converse, conversely, converseness; converse, conversed, conversing, 

 conversation, conversations; conversational, conversationally; conversa- 

 tionalist, conversationalists; conversazione, conversazione; conversable, 

 conversably, conversant; reconvert, reconverted, reconverting, reconversion, 

 reconversions; reconvertible, reconvertibility. 



controvert, controverted, controverting, controverting; controvertible. 

 controvertibly; controversial, controversially, controversy, controversies, 

 controversialist, controversialists. 



divert, diverted, diverting, diversion, diversions; divers, diverse, diver- 

 sely, diversity, diversities; diversify, diversified, diversifying, diversifi- 

 cation, diversifications; divorce, divorces, divorcee; redivert, rediverted, 

 rediverting, rediversion, rediversions. 



invert, inverted," inverting, inversion, inversions; inversely, inversely, 

 inverseness; reinvert, rein verted, reinverted, rein version, reinversions. 



malversation, malversations. 



obvert, obverted, obverting, obversion, obversions; obverse, obversely, 

 obverse, obverseness. 



pervert, perverted, perverting, perversion, perversions; perverse, per- 

 versely, perverseness; perversity; pervertible, pervertibility, impervertibi- 

 lity; perverter, perverters; unperverted; repervert, reperverted, repervert- 

 ing, reperversion, reperversions. 



revert, reverted, reverting, reversion, reversions, reversionary, reversal, 

 reversals; reverse, reversely, reverseness; reverse, reverses; reversible, 

 reversibility; irreversible, irreversibility ; reverse, reversed, reversing, 

 reversion, reversions; revertible, revertibility, retroversion ; rerevert, re- 

 reverted, rereverting, rereversion, rereversions ; rereversible, rereversi- 

 bility, rerevertible, rerevertibility. 



subvert, subverted, subverting, subversion, subversions; subversive, 

 subversively, subversiveness; subvertible, subvertibility; resubvert, resub- 

 verted, resubverting, resub version, resubversions; resubvertible, resub- 

 vertibility; insubvertible, insubvertibility. 



tergiversation, tergiversations. 



transverse, transversely, transverseness. 



traverse, traversed, traversing, traversing; traversable, traversability ; 

 intraversible, intraversibility; traverser, traversers; retraverse, retraversed, 

 retraversing, retra versing ; retraversible, retraversibility. 



universe, universal, universally, universality, universalism, university, 

 universities. 



(e) From the above analysis we infer, through searching for 

 the simplest case, that given an insignificant vocabulary in- 

 numerable languages, with extensive vocabularies, special 



