First stab at UPF overview

Change-Id: I86f311399b697f83bd568050256308c65445394e
diff --git a/dict.txt b/dict.txt
index b57703f..7af9b5a 100644
--- a/dict.txt
+++ b/dict.txt
@@ -1,12 +1,27 @@
+# Please keep lines in ascending case-sensitive order, so it's easier to spot
+duplicates # during merge conflict resolution.
+GPP
+NxM
 ONF
+PFCP
 QoS
 SD-Fabric
-patchset
-reStructuredText
-virtualenv
+Tofino
 UPF
-netcfg
-gRPC
-routable
+bitrate
+configuration
+decap
 downlink
+encap
+failover
+gRPC
+microservice
+netcfg
+patchset
+pipeconf
+reStructuredText
+routable
 subnets
+topologies
+uplink
+virtualenv