1) Incomplete rainbow 2) Luminous halo in the sky 3) Mock sun 4) Parhelion 5) Partial rainbow 6) Place 7) Solar phenomenon 8) Spot 9) Topographic point Found on https://www.crosswordclues.com/clue/sundog
• (n.) A fragmentary rainbow; a small rainbow near the horizon; -- called also dog and weathergaw. • (n.) A luminous spot occasionally seen a few degrees from the sun, supposed to be formed by the intersection of two or more halos, or in a manner similar to that of halos. Found on http://thinkexist.com/dictionary/meaning/sundog/
Sun'dog` noun (Meteorol.) A luminous spot occasionally seen a few degrees from the sun, supposed to be formed by the intersection of two or more halos, or in a manner similar to that of halos. Found on http://www.encyclo.co.uk/webster/S/239