English Vocabulary Flash Cards @ englishpdf.com and englishteststore.com File 115 coniferous (adj) Cone-bearing trees conjecture (n) A guess conjoin (v) To unite conjugal (adj) Pertaining to marriage, marital rights, or married persons conjugate (adj) Joined together in pairs conjugation (n) The state or condition of being joined together conjunction (n) The state of being joined together, or the things so joined connive (v) To be in collusion