389. Difference between defectiveness and irregularity 335 Vital and obsolete processes 336 Processes of necessity 337 Ordinary processes 338 Positive processes 338 Processes of confusion 339 390. _Could_ 339 391. _Quoth_ 340 CHAPTER XXVII. THE IMPERSONAL VERBS. 392-394. _Meseems_, _methinks_, _me listeth_ 342 {xxxii} CHAPTER XXVIII. THE VERB SUBSTANTIVE. 395. The verb substantive defective 344 396. _Was_ 344 397. _Be_ 344 398, 399. Future power of _be_ 345 400. _Am_ 346 _Worth_ 347 CHAPTER XXIX. THE PRESENT PARTICIPLE. 401. The form in _-ing_ 348 402. Substantival power of participle 349 403. Taylor's theory 349 CHAPTER XXX. THE PAST PARTICIPLE. 404-406. Similarity to the preterite 351 407. _Forlorn_, _frore_ 352 408. The form in _-ed_, _-d_, or _-t_ 352 409. The _y-_ in _y-cleped_, &c. 353 CHAPTER XXXI. ON COMPOSITION. 410-414. Definition of composition 355-357 415-417. Parity of accent 358 418. Obscure compounds 361 419. Exceptions 362 420. _Peacock_, _peahen_, &c. 364 421. Third element in compound words 365 422. Improper compounds 365 423. Decomposites 365 424. Combinations 366 CHAPTER XXXII. ON DERIVATION AND INFLECTION. 425. Derivation 367 426. Classification of derived words 368 427. Words like _['a]bsent_ and _abs['e]nt_, &c. 369 {xxxiii} 428. Words like _churl_, _tail_, &c. 370 429. Forms like _tip_ and _top_, &c. 370 430. Obscure derivatives 370 CHAPTER XXXIII. ADVERBS.