I have just a few of these to complete my puzzle and need help! If you know any of these Id appreciate your help heaps! Thanks in advance. My clues read: 1. explain (theory) E X _ O _ N _
2. river-bend lagoon O _ _ _ _ Im thinking oxbow perhaps??
3. reclining R E _ U _ _ _ N T the 6th letter in this word meets the 3rd letter of lagoon answer