1) Cunctator 2) Filibuster 3) Filibusterer 4) Postponer 5) Procrastinator 6) Temporiser 7) Temporizer 1) Expert at stall tactics 2) Forestaller 3) Holdup cause 4) Human 5) Individual 6) Mortal 7) One who stalls 8) Person 9) Procrastinator 10) Red tape, usually 11) Somebody 12) Someone 13) Soul 
• (n.) One who delays; one who lingers.
De·lay'er noun One who delays; one who lingers. 
[n] - a person who delays
noun a person who delays; to put off until later or cause to be late