diff --git a/test/7.3.9.fs b/test/7.3.9.fs
index de4628b..86163b2 100644
--- a/test/7.3.9.fs
+++ b/test/7.3.9.fs
@@ -79,9 +79,13 @@ testing 7.3.9.2 Dictionary commands
 
 testing 7.3.9.2.1 Data space allocation
 
-\ mostly tested in 7.3.3:  here allot align c, w, l, ,
+\ also tested in 7.3.3:  here allot align c, w, l, ,
 
 t{ create da1 -> }t
+t{ here 0 c, ca1+ -> here }t
+t{ here 0 w, wa1+ -> here }t
+t{ here 0 l, la1+ -> here }t
+t{ here 0 , na1+ -> here }t
 t{ here align -> here }t      \ OF816 has no alignment restrictions
 t{ 0 c, here align -> here }t \ OF816 has no alignment restrictions
 t{ here 2 cells allot 2 na+ -> here }t
diff --git a/test/of816-words.fs b/test/of816-words.fs
index 7afb92e..64895eb 100644
--- a/test/of816-words.fs
+++ b/test/of816-words.fs
@@ -2,6 +2,15 @@ testing OF816 words
 
 hex
 
+: s= ( str len str len )
+  2 pick over = if
+    drop swap comp 0=
+  else
+    2drop 2drop false
+  then
+;
+
+\ Byte and word sign extension
 t{ 0 bsx -> 0 }t
 t{ 7f bsx -> 7f }t
 t{ 80 bsx -> -80 }t
@@ -11,3 +20,41 @@ t{ 0 wsx -> 0 }t
 t{ 7fff wsx -> 7fff }t
 t{ 8000 wsx -> -8000 }t
 t{ ffff wsx -> -1 }t
+
+\ Return stack
+t{ 1 >r 2 >r rdrop r> -> 1 }t
+t{ 1 >r r+1 r> -> 2 }t
+t{ 1 >r@ r> -> 1 1 }t
+
+\ Dictionary management
+t{ s" dm1" $create -> }t
+t{ last ' dm1 >link = -> true }t
+t{ ' dm1 >name s" DM1" s= -> true }t
+
+\ Temporary string buffer & allocated strings
+\ and $2value for the heck of it
+\ This is indirectly tested by all s" and " tests.
+t{ s" foobar" 2dup $tmpstr s= -> true }t
+t{ a" foobaz" 2dup $2value -> }t
+t{ a" bazbar" 2dup $2value -> }t
+t{ foobaz s" foobaz" s= -> true }t
+t{ bazbar s" bazbar" s= -> true }t
+t{ foobaz bazbar aconcat 2constant fbbb -> }t
+t{ fbbb s" foobazbazbar" s= -> true }t
+t{ fbbb free-mem -> }t
+t{ $hex( 414243) 2dup $2value -> }t
+t{ abc s" ABC" s= -> true }t
+
+\ Memory debug, good time to run it after the above
+t{ debug-mem -> }t
+
+\ Temporary definitions
+t{ :temp 1 ; -> 1 }t
+
+\ Quotations
+t{ : qt1 [: 123 ;] ; -> }t
+t{ qt1 execute -> 123 }t
+
+\ Existence of a couple of words that are hard to test
+t{ ' $empty-wl 0= -> false }t
+t{ ' $env?-wl 0= -> false }t
diff --git a/test/test-manifest.yaml b/test/test-manifest.yaml
index 176f0a3..bf0247e 100644
--- a/test/test-manifest.yaml
+++ b/test/test-manifest.yaml
@@ -52,7 +52,7 @@
     - tester.fs
     - test-utils.fs
     - 7.3.8.fs
-- name: 7.3.8 Control-flow commands in interpretation state
+- name: 7.3.8-i Control-flow commands in interpretation state
   load:
     - tester.fs
     - test-utils.fs