yikes 
(yīks)
(yīks)interj.
Used to express mild fear or surprise.
[Origin unknown.]
- synagog
- synagogal
- synagogical
- synagogue
- synalepha
- synaloepha
- synapomorphic
- synapomorphy
- synapse
- synapsid
- synapsis
- synaptic
- synaptically
- synaptic cleft
- synaptic vesicle
- synaptinemal complex
- synaptonemal complex
- synaptosomal
- synaptosome
- synarthrodia
- synarthrodial
- synarthrodially
- synarthrosis
- sync
- syncarp