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Thorough vs Assured - What's the difference?

thorough | assured |

As adjectives the difference between thorough and assured

is that thorough is painstaking and careful not to miss or omit any detail while assured is guaranteed.

As a preposition thorough

is (obsolete) through.

As a noun thorough

is (uk|dialect) a furrow between two ridges, to drain off the surface water.

As a verb assured is

(assure).

thorough

English

Etymology 1

(etyl) .

Alternative forms

* thoro

Adjective

(en adjective)
  • painstaking and careful not to miss or omit any detail
    • The Prime Minister announced a thorough investigation into the death of a father of two in police custody.
    He is the most thorough worker I have ever seen.
    The infested house needs a thorough cleansing before it will be inhabitable.
  • utter; complete; absolute
    • It is a thorough pleasure to see him beg for mercy.
    Derived terms
    * thoroughbred * thoroughgoing * thoroughly

    Etymology 2

    A disyllabic form of (etyl) .

    Preposition

    (English prepositions)
  • (obsolete) Through.
  • * , II.xii:
    • Ye might haue seene the frothy billowes fry / Vnder the ship, as thorough them she went [...].
  • * 1599 , , V. i. 109:
    • You are contented to be led in triumph / Thorough the streets of Rome?

    Noun

    (en noun)
  • (UK, dialect) A furrow between two ridges, to drain off the surface water.
    • (Halliwell)

    assured

    English

    Verb

    (head)
  • (assure)

    • Adjective

    (en adjective)
  • Guaranteed
  • Confident.
  • * {{quote-news
    • , year=2011 , date=December 15 , author=Marc Higginson , title=Shamrock Rovers 0 - 4 Tottenham , work=BBC Sport citation , page= , passage=Youngster Townsend caught the eye on the wing, with his fantastic goal capping a classy performance, while Danny Rose continued his rapid development with an assured display at full-back.}}

    Synonyms

    * (guaranteed) sicker

    Derived terms

    * assuredly * mutual assured destruction * self-assured * unassured