mother vs should

mother

noun
  • A striking example. 

  • A female parent, sometimes especially a human; a female who parents a child (which she has given birth to, adopted, or fostered). 

  • A female who has given birth to a baby; this person in relation to her child or children. 

  • The principal piece of an astrolabe, into which the others are fixed. 

  • Dregs, lees; a stringy, mucilaginous or film- or membrane-like substance (consisting of acetobacters) which develops in fermenting alcoholic liquids (such as wine, or cider), and turns the alcohol into acetic acid with the help of oxygen from the air. 

  • Motherfucker. 

  • The female superior or head of a religious house; an abbess, etc. 

  • A female who donates a fertilized egg or donates a body cell which has resulted in a clone. 

  • A pregnant female, possibly as a shortened form of mother-to-be; a female who gestates a baby. 

  • A source or origin. 

  • A locomotive which provides electrical power for a slug. 

  • A disc produced from the electrotyped master, used in manufacturing phonograph records. 

  • Something that is the greatest or most significant of its kind. (See mother of all.) 

  • A female ancestor. 

  • Any elderly woman, especially within a particular community. 

  • Any person or entity which performs mothering. 

verb
  • To treat as a mother would be expected to treat her child; to nurture. 

  • To develop mother. 

  • To give birth to or produce (as its female parent) a child. (Compare father.) 

  • To cause to contain mother (“that substance which develops in fermenting alcohol and turns it into vinegar”). 

should

noun
  • Something that ought to be the case as opposed to already being the case. 

verb
  • Will be likely to (become or do something); indicates a degree of possibility or probability that the stated thing will happen or be true in the future. 

  • Indicates that something is expected to have happened or to be the case now. 

  • Used to express a conditional outcome. 

  • With verbs such as 'see' or 'hear', usually in the second person, used to point out something remarkable in either a good or bad way. 

  • To make a statement of what ought to be true, as opposed to reality. 

  • Used to impart a tentative, conjectural or polite nuance. 

  • Used to express what the speaker would do in another person's situation, as a means of giving a suggestion or recommendation. 

  • Simple past tense of shall. 

  • In questions, asks what is correct, proper, desirable, etc. 

  • Used to issue an instruction (traditionally seen as carrying less force of authority than alternatives such as 'shall' or 'must'). 

  • Used to give advice or opinion that an action is, or would have been, beneficial or desirable. 

  • Used to form a variant of the present subjunctive, expressing a state or action that is hypothetical, potential, mandated, etc. 

How often have the words mother and should occurred in a corpus of books? (source: Google Ngram Viewer )