Approach, near and approximate mean to come or draw close (to).
Ancient world vs Old world
ancient world—the region and civilizations (especially of the Greeks and Romans) known during ancient history:
Ancient lights vs Old Lights
ancient lights—(UK Law) the legal right of a house owner to receive daylight through windows:
Allude vs Elude vs Refer
Allude means to hint or refer to indirectly.
Apprehension vs Foreboding vs Misgiving vs Presentiment
Apprehension, foreboding, misgiving and presentiment all denote fear (or an instance of it) that something is going wrong or will go wrong.
Alliterate vs Illiterate
Alliterate means to arrange words with a repeating initial consonant sound.
Apprehend vs Comprehend
Apprehend and comprehend mean to lay hold of something with the mind so as to know it but together with their derivative nouns apprehension and comprehension are clearly distinguished in psychological use.
Amuse oneself with something vs Be amused by something
amuse oneself with something—do smth. to pass the time and not become bored:
Appreciate vs Value vs Prize vs Treasure vs Cherish
Appreciate, value, prize, treasure and cherish all mean to hold in high estimation.
Amoral behavior vs Immoral behavior
amoral behavior—behavior demonstrating an utter absence of morality:
Allergenic vs Allogeneic
Allergenic refers to a substance that can cause an allergy.
Allegory vs Analogy
Allegory is a literary or artistic work with a concealed meaning.