NA'TURALIST, _s._ one who studies nature, more especially as regards inferior animals, plants, &c. NA'TURE, _s._ constitution of an animated body; regular course of things; disposition of mind; native state or properties of anything; sort; species NAU'TICAL, _a._ that which relates to a sailor NA'VIGABLE, _a._ capable of being passed by ships or boats NAVIGA'TOR, _s._ a sailor; seaman NE'CESSARY, _a._ needful NECE'SSITY, _s._ compulsion; want; need; poverty NEGO'TIATION, _s._ treaty of business NEI'GHBOURHOOD, _s._ vicinity; place adjoining NE'ITHER, _pron._ not either; nor one nor other NICHE, _s._ a hollow hi which a statue may be placed NIDIFICA'TION, _s._ the act of building nests NI'MBLY, _ad._ quickly; speedily; actively NI'TROUS, _a._ impregnated with nitre NOBI'LITY, _s._ high-mindedness; the highest class of people in civilized life NO'BLE, _a._ magnificent; great; illustrious NO'TICE, _s._ remark; heed; regard; information NOTWITHSTA'NDING, _conj._ although; nevertheless NO'XIOUS, _a._ hurtful; harmful; baneful; guilty NU'MBER, _s._ many; more than one. NU'MBERLESS, _a._ more than can be reckoned NU'MEROUS, _a._ containing many; consisting of many NU'TRIMENT, _s._ food OBE'DIENCE, _s._ submission to authority OBE'ISANCE, _s._ courtesy O'BJECT, _s._ that about which any power or faculty is employed OBJE'CTION, _s._ adverse argument; criminal charge; fault found; the act of opposing anything OBLI'QUE, _a._ not direct; not parallel; not perpendicular OBLI'VION, _s._ forgetfulness OBNO'XIOUS, _a._ hateful; hurtful; injurious OBSERVA'TION, _s._ the act of observing, noticing, or remarking; note; remark OBSE'RVE, _v.a._ watch; regard attentively note; obey; follow O'BSTINACY, _s._ stubbornness OBSTRU'CT, _v.a._ block up; oppose; hinder OCCA'SION, _s._ occurrence; casualty; incident; opportunity; convenience OCCA'SION, _v.a._ cause; produce; influence O'CCUPY, _v.a._ possess; keep; take up; employ; use OFFE'NSIVE, _a._ displeasing; disgusting; injurious O'FFER, _v.a._ present itself; be at hand; be present O'FFER, _v.a._ propose; present; sacrifice O'FFICE, _s._ a public charge or employment; agency; business OLFA'CTORY, _a._ having the sense of smelling O'LIVE, _s._ a plant producing oil; the fruit of the tree; the emblem of peace O'MINOUS, _a._ exhibiting bad tokens of futurity OMI'SSION, _s._ neglect of duty; neglect to do something OMNI'POTENT, _s._ the Almighty OMNIPRE'SENCE, _s._ unbounded presence OMNI'SCIENCE, _s._ boundless knowledge; infinite wisdom O'NSET, _s._ attack; storm; assault O'PAL, _s._ a precious stone O'PALINE, _a._ resembling opal OPPORTU'NITY, _s._ convenience; suitableness of circumstances to any end OPPRE'SS, _v.a._ crush by hardship or unreasonable severity; overpower; subdue OPPRE'SSOR, _s._ one who harasses others with unreasonable or unjust severity O'PTICAL, _a._ relating to the science of optics