Solution:
Deceive : deliberately cause (someone) to believe something that is not true, especially for personal gain. Stab : thrust a knife or other pointed weapon into (someone) so as to wound or kill. Prefer : like (one thing or person) better than another or others; tend to choose. Collide : hit by accident when moving. Hoodwink : deceive or trick. Synonym of Hoodwink is Deceive

Solution:
Dispute : a disagreement or argument. Challenge : a call to someone to participate in a competitive situation or fight to decide who is superior in terms of ability or strength. Advice : guidance or recommendations offered with regard to prudent future action. Warning : a statement or event that warns of something or that serves as a cautionary example. Caveat : a warning or proviso of specific stipulations, conditions, or limitations. Synonym of Caveat is Warning

Solution:
Imperceptible-so slight ,gradual,or subtle as not to be perceived Mean-signify, intend to convey or refer Obvious-easily perceived or understood Humble-having r showing a modest or low estimate of one's importance Subtle-so delicate or precise as to b difficult to analyse or describe So, synonym of Imperceptible is Subtle.

Solution:
Respect : a feeling of deep admiration for someone or something elicited by their abilities, qualities, or achievements. Illuminate : light up. Practise : perform (an activity) or exercise (a skill) repeatedly or regularly in order to acquire, improve or maintain proficiency in it. Blockhead : a very stupid person. Kowtow : act in an excessively subservient manner. Synonym of Kowtow is Respect

Solution:
Credulity : a tendency to be too ready to believe that something is real or true. Senility : old age. Loquaciousness : tending to talk a great deal; talkative. Speciousness : apparently good or right though lacking real merit. Garrulity : excessive talkativeness, especially on trivial matters. Synonym of Garrulity is Loquaciousness

Solution:
Pageantries : pageants and the presentation of pageants. Privileges : a special right, advantage, or immunity granted or available only to a particular person or group. Facilities : a place, amenity, or piece of equipment provided for a particular purpose. Courtesies : the showing of politeness in one's attitude and behaviour towards others. Amenities : a desirable or useful feature or facility of a building or place. Synonym of Amenities is Facilities

Solution:
Identify : establish or indicate who or what (someone or something) is. Prevent : keep (something) from happening. Encourage : give support, confidence, or hope to (someone). Verify : make sure or demonstrate that (something) is true, accurate, or justified. Baulk : thwart or hinder (a plan or person). Synonym of Baulk is Prevent