mindmap root((虚假无礼卧<br>倒口语确定)) sure usually stresses a subjective or intuitive feeling of assurance: felt ~ that he had forgotten something. certain may apply to a basing of a conclusion or conviction on definite grounds or indubitable evidence: scientists are now ~ what caused the explosion. positive intensifies sureness or certainty and may imply opinionated conviction or the forceful expression of it: she is ~ that he is the killer. cocksure implies presumptuous or careless positiveness: you're always so ~ about everything. vocal implies the use of the voice, but not necessarily of speech or language: preferred ~ to instrumental music. articulate implies the use of distinct intelligible language: so enraged that he was scarcely capable of ~ speech. oral implies the use of the voice rather than the hand （as in writing or signaling in communication）: legend is the ~ transmission of tradition. prone implies a position with the front of the body turned toward the supporting surface: push-ups require the body to be in a ~ position. supine implies lying on one's back and suggests inertness or abjectness: lying ~ upon a couch. prostrate implies lying full-length as in submission, defeat, or physical collapse: a runner fell ~ at the finish line. recumbent implies the posture of one lying at ease or in comfortable repose: he was in his hospital bed. saucy is likely to stress levity with a hint of smartness or amusing effrontery: made a ~ retort. pert implies a saucy freedom that may verge on presumption or affectation: amused by the boy's ~ answers; and sometimes also suggests sprightliness or cleverness: held her head at a ~ angle. arch usually implies a coquettish or roguish audacity or mischievous mockery: known for sly wit and ~ posturing. pretense may denote false show or the evidence of it: a person utterly devoid of ~; or it may apply to something such as an act, an appearance, or a statement intended to convince others of the reality of something that in fact lacks reality: gained their confidence under false ~s. pretension is often used in the sense of false show and implies an unwarranted belief in one's desirable qualities that results from conceit or self-deception: harbored ~s to wealth and good breeding. make-believe applies chiefly to pretenses that arise out of a strong or vivid imagination, as of a child or poet: delighted in her world of ~.